Improve logic for configuring the heartbeat API path in TransportConfig

Signed-off-by: Eric Zhao <sczyh16@gmail.com>

sentinel-transport/sentinel-transport-common/src/main/java/com/alibaba/csp/sentinel/transport/config/TransportConfig.java

@@ -99,16 +99,20 @@ public class TransportConfig {
     }
 
     /**
-     * Get dashboard heartbeat api path.
-     * If the context path not configured,it will be the default api path
+     * Get the heartbeat api path. If the machine registry path of the dashboard
+     * is modified, then the API path should also be consistent with the API path of the dashboard.
      *
-     * @return api path.
+     * @return the heartbeat api path
+     * @since 1.7.1
      */
     public static String getHeartbeatApiPath() {
         String apiPath = SentinelConfig.getConfig(HEARTBEAT_API_PATH);
         if (StringUtil.isBlank(apiPath)) {
             return HEARTBEAT_DEFAULT_PATH;
         }
-        return apiPath + HEARTBEAT_DEFAULT_PATH;
+        if (!apiPath.startsWith("/")) {
+            apiPath = "/" + apiPath;
+        }
+        return apiPath;
     }
 }

sentinel-transport/sentinel-transport-common/src/test/java/com/alibaba/csp/sentinel/transport/config/TransportConfigTest.java

@@ -66,7 +66,7 @@ public class TransportConfigTest {
     }
 
     @Test
-    public void getHeartbeatApiPath() {
+    public void testGetHeartbeatApiPath() {
         // use default heartbeat api path
         assertTrue(StringUtil.isNotEmpty(TransportConfig.getHeartbeatApiPath()));
         assertEquals(TransportConfig.HEARTBEAT_DEFAULT_PATH, TransportConfig.getHeartbeatApiPath());
@@ -74,7 +74,12 @@ public class TransportConfigTest {
         // config heartbeat api path
         SentinelConfig.setConfig(TransportConfig.HEARTBEAT_API_PATH, "/demo");
         assertTrue(StringUtil.isNotEmpty(TransportConfig.getHeartbeatApiPath()));
-        assertEquals("/demo" + TransportConfig.HEARTBEAT_DEFAULT_PATH, TransportConfig.getHeartbeatApiPath());
+        assertEquals("/demo", TransportConfig.getHeartbeatApiPath());
 
+        SentinelConfig.setConfig(TransportConfig.HEARTBEAT_API_PATH, "demo/registry");
+        assertEquals("/demo/registry", TransportConfig.getHeartbeatApiPath());
+
+        SentinelConfig.removeConfig(TransportConfig.HEARTBEAT_API_PATH);
+        assertEquals(TransportConfig.HEARTBEAT_DEFAULT_PATH, TransportConfig.getHeartbeatApiPath());
     }
 }

sentinel-transport/sentinel-transport-simple-http/src/main/java/com/alibaba/csp/sentinel/transport/heartbeat/SimpleHttpHeartbeatSender.java

@@ -73,7 +73,7 @@ public class SimpleHttpHeartbeatSender implements HeartbeatSender {
                 return true;
             }
         } catch (Exception e) {
-            RecordLog.warn("[SimpleHttpHeartbeatSender] Failed to send heartbeat to " + addr + " : ", e);
+            RecordLog.warn("[SimpleHttpHeartbeatSender] Failed to send heartbeat to " + addr, e);
         }
         return false;
     }